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Now showing items 201-210 of 248
Three-Dimensional structure and disposition of the air conducting and gas exchange conduits of the Avian lung: The domestic Duck ( Cairina moschata)
(University of Nairobi, 2014)
The anatomy of the domestic duck lung was studied macroscopically. by casting and by light. transmission. and scanning electron
microscopy. The lung had four categories of secondary bronchi (SB). namely. the medioventral ...
A Retrospective Study of Canine Ehrlichiosis in Kenya
(University of Nairobi, 2014)
A retrospective study was conducted on 514 dogs infected with ehrlichiosis of
which 54.4% were males and 45.6% were females. The German Shepherd Dogs
were over represented with 42.6%. The Spitz had the lowest incidence ...
Integrating Social Network Analysis and correlation agricultural extension: Case of climate change adaptation communication
(Faculty of Agriculture, University of Nairobi, 2014-07)
Communication plays a critical role in climate change adaptation; farmers faced with this challenge are
continually sharing information and adopting appropriate agricultural technologies. This study used
Social Network ...
Assessing the spatio-temporal climate variability in semi-arid Karamoja sub-region in north-eastern Uganda
(University of Nairobi, 2014)
Semi-arid areas show climatic variability on a spatio-temporal scale. There are few studies on the long-term trends and intensity of this variability from East Africa. We used National Ocean and Atmospheric Administration ...
Studies on the effects of stinging nettle extract, phosphoric acid and conventional fungicide combinations on the management of potato late blight and tuber yield in the Highlands of Kenya
(University of Nairobi, 2014-09)
Efficacy of stinging nettle extract, phosphoric aci
d and
fungicides combinations was assessed for late bligh
t control
for two cropping seasons at Tigoni and Marimba loca
tions
in Kenya. Disease severity, ...
Phytophthora infestans responses to stinging nettle extract, phosphoric acid and fungicides combination, in Kenya
(University of Nairobi, 2014-10)
Late blight is a significant disease of solanaceous
crops
worldwide. Knowledge on sensitivity of late blight
pathogen (
Phytopthora infestans
) to metalaxyl and different
fungicides is important ...
Comparative performance of true Potato seed (tps) propagated through nursery transplants, tubers and minitubers
(University of Nairobi, 2014)
One of the major constraints to potato production amongst resource poor farmers in Kenya is lack of quality and affordable potato seed. Potato seed programmes have been effective in producing only small quantity of quality ...
Seasonal variations of nematode assemblages and diversity in vertisols, cambisols and arenosols soil groups in Kenya
(University of Nairobi, 2014)
Soil health assessment has been based on narrow
disciplinary approaches that overlook the multiple
and interacting biological processes that are the
basis of sustainable crop productivity. This study
was carried out ...
Evaluation of fungal isolates as possible biocontrol agents against Striga hermonthica
(2014)
Striga hermonthica is a parasitic weed which largely constrains maize and sorghum production in Western Kenya. The weed mostly invades small scale farms and depending on severity, it may cause damage ranging from 10% to ...
Effects of soil composition and temperature on cassava green mite and variety cyanogens potential
(University of Nairobi, 2014-04)
oil compositions and agro-climatic conditions are reported to influence cassava (Manihot esculenta Crantz) variety cyanogens potential. A major herbivore pest that leads to economic yield lose in cassava is cassava green ...